//
//  BSUserAccount.swift
//  mySwiftWeibo
//
//  Created by apple on 16/7/22.
//  Copyright © 2016年 itcast沈庆伟. All rights reserved.
//

import UIKit

class BSUserAccount: NSObject,NSCoding{

    ///access_token用于获取用户数据
    var access_token: String?
    
    ///access_token的生命周期,单位秒数
    var expires_in: NSTimeInterval = 0 {
        didSet{
            //计算过期时间
            expiresDate=NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    
    ///过期时间,NSDate类型,方便后面比较
    var expiresDate: NSDate?
    
    ///授权用户的UID
    var uid: String?
    
    ///用户名称
    var screen_name: String?
    
    ///用户头像地址（大图），180×180像素
    var avatar_large: String?
    
    init(dict: [String: AnyObject]) {
        //access_token=dict["access_token"] as! String
        //expires_in=dict["expires_in"] as! NSTimeInterval
        //uid=dict["uid"] as! String
        
        super.init()
        
        //对象方法需要在对象创建完成后才能调用
        setValuesForKeysWithDictionary(dict)
        
        print(dict)
    }
    
    //setvalueforundefineKey
    override func setValue(value: AnyObject?, forUndefinedKey key: String) {
        //
    }
    
    ///对象打印-CustomStringConvertible
    override var description: String{
        get{
            return "access_token: \(access_token), expires_in: \(expires_in), uid: \(uid), expiresDate: \(expiresDate), screen_name: \(screen_name), avatar_large: \(avatar_large)"
        }
    }
    
    //MARK: - 归档解档相关
    required init?(coder aDecoder: NSCoder) {
        access_token=aDecoder.decodeObjectForKey("access_token") as? String
        expires_in=aDecoder.decodeDoubleForKey("expires_in")
        uid=aDecoder.decodeObjectForKey("uid") as? String
        expiresDate=aDecoder.decodeObjectForKey("expiresDate") as? NSDate
        screen_name=aDecoder.decodeObjectForKey("screen_name") as? String
        avatar_large=aDecoder.decodeObjectForKey("avatar_large") as? String
        
        super.init()
    }
    func encodeWithCoder(aCoder: NSCoder) {
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeDouble(expires_in, forKey: "expires_in")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(expiresDate, forKey: "expiresDate")
        aCoder.encodeObject(screen_name, forKey: "screen_name")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
    }
    
}
